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March 25, 2021

Releasing Windows 10 Build 19043.906 (21H1) to Beta Channel

UPDATE 4/13: We have resolved an issue with the new build where some Insiders were getting an 0x800f081f error when attempting to install an early version of KB5000842. If you continue to hit an issue with the final version of KB5000842 update, let us know via Feedback Hub. Click here for the build information.

UPDATE 3/26: Some Windows Insiders may experience an 0x800f081f error when attempting to install 21H1 Build 19043.906 (KB5000842). We are aware of the issue and planning to resolve the issue in a new Cumulative Update for 21H1.

Hello Windows Insiders, today we’re releasing 21H1 Build 19043.906 (KB5000842) to the Beta Channel for those Insiders who are on 21H1. Windows 10, version 21H1, is the next feature update for Windows 10 – read the announcement here.

This update includes all the fixes in 21H1 Build 19043.899 plus the following additional fix:

  • We fixed an issue that fails to print the graphical content in a document after installing the March 9, 2021 update.
  • [ADDED 3/30] We fixed an issue that prevents you from specifying up to 255 columns when you use the Jet Text installable indexed sequential access method (IISAM) format.

The Windows Insider Program Team